From 1ac01888485ba773f3db4a4b247f1f67b4c71eef Mon Sep 17 00:00:00 2001
From: Robert Scheck <robert@fedoraproject.org>
Date: Wed, 24 Mar 2021 15:08:28 +0100
Subject: [PATCH] Add alternatives switching for rksh

---
 mksh.spec | 50 +++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 39 insertions(+), 11 deletions(-)

diff --git a/mksh.spec b/mksh.spec
index fd829f6..b8648a5 100644
--- a/mksh.spec
+++ b/mksh.spec
@@ -1,7 +1,7 @@
 Summary:          MirBSD enhanced version of the Korn Shell
 Name:             mksh
 Version:          59c
-Release:          2%{?dist}
+Release:          3%{?dist}
 # BSD (setmode.c), ISC (strlcpy.c), MirOS (the rest)
 License:          MirOS and ISC and BSD
 URL:              https://www.mirbsd.org/mksh.htm
@@ -12,6 +12,9 @@ Conflicts:        filesystem < 3
 Provides:         /bin/ksh
 Provides:         /bin/lksh
 Provides:         /bin/mksh
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+Provides:         /bin/rksh
+%endif
 Provides:         /bin/rlksh
 Provides:         /bin/rmksh
 Requires(post):   grep
@@ -84,7 +87,11 @@ ln -s %{name} $RPM_BUILD_ROOT%{_bindir}/rmksh
 ln -s lksh $RPM_BUILD_ROOT%{_bindir}/rlksh
 ln -s %{name}.1 $RPM_BUILD_ROOT%{_mandir}/man1/rmksh.1
 ln -s lksh.1 $RPM_BUILD_ROOT%{_mandir}/man1/rlksh.1
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+touch $RPM_BUILD_ROOT{%{_bindir}/{ksh,rksh},%{_mandir}/man1/{ksh,rksh}.1}
+%else
 touch $RPM_BUILD_ROOT{%{_bindir}/ksh,%{_mandir}/man1/ksh.1}
+%endif
 
 %check
 ./mksh rtchecks >rtchecks.got 2>&1
@@ -108,30 +115,45 @@ do
 done
 
 %post
-grep -q "^/bin/%{name}$" %{_sysconfdir}/shells 2>/dev/null || \
-  echo "/bin/%{name}" >> %{_sysconfdir}/shells
-grep -q "^%{_bindir}/%{name}$" %{_sysconfdir}/shells 2>/dev/null || \
-  echo "%{_bindir}/%{name}" >> %{_sysconfdir}/shells
+for d in /bin %{_bindir}; do
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+  for s in ksh %{name} rksh rmksh; do
+%else
+  for s in ksh %{name} rmksh; do
+%endif
+    grep -q '^'"$d/$s"'$' %{_sysconfdir}/shells 2>/dev/null || echo "$d/$s" >> /etc/shells
+  done
+done
 
 %{_sbindir}/alternatives --install %{_bindir}/ksh ksh %{_bindir}/%{name} 10 \
-  --slave %{_mandir}/man1/ksh.1.gz ksh-man %{_mandir}/man1/%{name}.1.gz
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+  --slave %{_bindir}/rksh rksh %{_bindir}/%{name} \
+%endif
+  --slave %{_mandir}/man1/ksh.1.gz ksh-man %{_mandir}/man1/%{name}.1.gz \
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+  --slave %{_mandir}/man1/rksh.1.gz rksh-man %{_mandir}/man1/%{name}.1.gz
+%endif
 
 %preun
-if [ $1 = 0 ]; then
+if [ $1 -eq 0 ]; then
   %{_sbindir}/alternatives --remove ksh %{_bindir}/%{name}
 fi
 
 %postun
-if [ ! -x %{_bindir}/%{name} ]; then
-  sed -e 's@^/bin/%{name}$@POSTUNREMOVE@' -e '/^POSTUNREMOVE$/d' -i %{_sysconfdir}/shells
-  sed -e 's@^%{_bindir}/%{name}$@POSTUNREMOVE@' -e '/^POSTUNREMOVE$/d' -i %{_sysconfdir}/shells
-fi
+for d in /bin %{_bindir}; do
+  for s in ksh %{name} rksh rmksh; do
+    [ ! -x "$d/$s" ] && sed -e 's@^'"$d/$s"'$@POSTUNREMOVE@' -e '/^POSTUNREMOVE$/d' -i %{_sysconfdir}/shells
+  done
+done
 
 %files
 %doc dot.mkshrc FAQ.htm
 %ghost %{_bindir}/ksh
 %{_bindir}/lksh
 %{_bindir}/%{name}
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+%ghost %{_bindir}/rksh
+%endif
 %{_bindir}/rlksh
 %{_bindir}/rmksh
 %config(noreplace) %{_sysconfdir}/mkshrc
@@ -139,10 +161,16 @@ fi
 %ghost %{_mandir}/man1/ksh.1*
 %{_mandir}/man1/lksh.1*
 %{_mandir}/man1/%{name}.1*
+%if 0%{?fedora} > 33 || 0%{?rhel} > 8
+%ghost %{_mandir}/man1/rksh.1*
+%endif
 %{_mandir}/man1/rlksh.1*
 %{_mandir}/man1/rmksh.1*
 
 %changelog
+* Wed Mar 24 2021 Robert Scheck <robert@fedoraproject.org> 59c-3
+- Add alternatives switching for rksh
+
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 59c-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild